Analysis Overview
SHA256
99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97
Threat Level: Known bad
The file 99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe was found to be: Known bad.
Malicious Activity Summary
Darkcloud family
DarkCloud
Suspicious use of SetThreadContext
AutoIT Executable
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-03-10 11:18
Signatures
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-03-10 11:18
Reported
2025-03-10 11:20
Platform
win7-20240903-en
Max time kernel
141s
Max time network
124s
Command Line
Signatures
DarkCloud
Darkcloud family
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2688 set thread context of 2692 | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | C:\Windows\SysWOW64\svchost.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2688 wrote to memory of 2692 | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 2688 wrote to memory of 2692 | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 2688 wrote to memory of 2692 | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 2688 wrote to memory of 2692 | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 2688 wrote to memory of 2692 | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | C:\Windows\SysWOW64\svchost.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe
"C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe"
Network
Files
memory/2688-11-0x0000000000220000-0x0000000000224000-memory.dmp
memory/2692-12-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2692-14-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2692-17-0x0000000000400000-0x0000000000458000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-03-10 11:18
Reported
2025-03-10 11:20
Platform
win10v2004-20250217-en
Max time kernel
142s
Max time network
152s
Command Line
Signatures
DarkCloud
Darkcloud family
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2468 set thread context of 3856 | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | C:\Windows\SysWOW64\svchost.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2468 wrote to memory of 3856 | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 2468 wrote to memory of 3856 | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 2468 wrote to memory of 3856 | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 2468 wrote to memory of 3856 | N/A | C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe | C:\Windows\SysWOW64\svchost.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe
"C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\99e56015a213e62d7ef8be81eb267702c743fb8e736950731e573fb96941bf97.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
Files
memory/2468-11-0x0000000000FB0000-0x0000000000FB4000-memory.dmp
memory/3856-12-0x0000000000400000-0x0000000000458000-memory.dmp
memory/3856-14-0x0000000000400000-0x0000000000458000-memory.dmp
memory/3856-17-0x0000000000400000-0x0000000000458000-memory.dmp